New version (16.09) this is the case, does anyone know what can I do?

Browser error：
print.js:73 B4W ERROR: JSON version is too old relative to B4W engine: 5.7, required: 6.0. Reexport scene with the latest B4W addon to fix it.error @ print.js:73
util.js:2191 Uncaught engine panic:
The engine tried to perform an invalid operation and halted.
Please copy the console contents above and submit it to the Blend4Web forum at

Although I know how to solve, but I don't want to have to re-export the file before each time, this very troublesome

Hi,

The Project Manager can re-export all scenes of a project in bulk. Just in one mouse click.
https://www.blend4web.com/doc/en/project_manager.html#project-manager

Reply to post of user Yuri Kovelenov
Hi,

The Project Manager can re-export all scenes of a project in bulk. Just in one mouse click.
https://www.blend4web.com/doc/en/project_manager.html#project-manager

Well, thank you, have been resolved ,还有同样的上述问题我也在中国新浪微博问你了，实在是麻烦你了，感谢